<script setup>
import { User, Lock } from '@element-plus/icons-vue'
import { ref } from 'vue'
import { ElMessage } from 'element-plus'
//控制注册与登录表单的显示， 默认显示注册
const isRegister = ref(false)

//用于注册的数据模型
const registerData = ref({
    username: '',
    password: '',
    rePassword: ''
})

//自定义确认密码的校验函数
const rePasswordValid = (rule, value, callback) => {
    if (value === null || value === '') {
        return callback(new Error('请再次确认密码'))
    }
    if (registerData.value.password !== value) {
        return callback(new Error('两次输入密码不一致'))
    }
}

//用于注册的表单校验模型
const registerDataRules = ref({
    username: [
        { required: true, message: '请输入用户名', trigger: 'blur' },
        { min: 5, max: 16, message: '用户名长度必须为5-16位', trigger: 'blur' }
    ],
    password: [
        { required: true, message: '请输入密码', trigger: 'blur' },
        { min: 5, max: 16, message: '密码长度必须位5到16位', trigger: 'blur' }
    ],
    rePassword: [
        { validator: rePasswordValid, trigger: 'blur' }
    ]
})

//注册接口调用
import { registerService, loginService } from '@/api/Emp.js'
const register = async () => {
    let result = await registerService(registerData.value);
    if (result.code === 0) {
        ElMessage.success('注册成功')
        isRegister.value = false;
    } else {
        ElMessage.error('注册失败')
    }
}

//登录数据模型
const loginData = ref({
    username: '',
    password: '',
    captcha: '',
    codeKey: '',
})
const captchaSrc = ref('');
//登录数据校验
const loginDataRules = ref({
    username: [
        { required: true, message: '请输入用户名', trigger: 'blur' },
        { min: 5, max: 16, message: '用户名要5到16位', trigger: 'blur' }
    ],
    password: [
        { required: true, message: '请输入密码', trigger: 'blur' },
        { min: 5, max: 16, message: '密码要5到16位', trigger: 'blur' }
    ],
    captcha: [
        { required: true, message: '请输入验证码', trigger: 'blur' },
        { min: 4, max: 4, message: '验证码长度为4位', trigger: 'blur' }
    ]
})

import { useRouter } from 'vue-router'
import { useTokenStore } from '@/stores/token.js'
const tokenStore = useTokenStore()
const router = useRouter();

import {generateService} from '@/api/Emp.js'
//调用生成验证码接口
const generate = async()=>{
    let result = await generateService();
    console.log(result);
    console.log(result.data)
    loginData.value.codeKey = result.data.codeKey;
    captchaSrc.value = result.data.codeValue;
}
generate();

//登录接口
const login = async () => {
    let result = await loginService(loginData.value);
    
    console.log(result.data);
    
    /* if(result.code === 0){ */
    ElMessage.success(result.message?result.message:'登录成功')
    tokenStore.setToken(result.data);
    router.push('/')

    /* }else{
        ElMessage.error('登录失败')
    } */
    /* tokenStore.setToken(result.data)

    ElMessage.success(result.msg ? result.msg : '登录成功');
    router.push('/') */
}

//清空注册数据模型
const clearRegisterData = () => {
    registerData.value = {
        username: '',
        password: '',
        rePassword: '',
    }
}
//清空登录数据模型
const clearLoginData = () => {
    loginData.value = {
        username: '',
        password: '',
        captcha: '',
    }
}

//跳转页面
const PushStu = ()=>{
    router.push('/stu')
}


</script>

<template>
    <el-row class="login-page">
        <el-col :span="12" class="bg"></el-col>
        <el-col :span="6" :offset="3" class="form">
            <!-- 注册表单 -->
            <el-form ref="form" size="large" autocomplete="off" v-if="isRegister" :model="registerData"
                :rules="registerDataRules">
                <el-form-item>
                    <h1>注册</h1>
                </el-form-item>
                <el-form-item prop="username">
                    <el-input :prefix-icon="User" placeholder="请输入用户名" v-model="registerData.username"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="registerData.password"></el-input>
                </el-form-item>
                <el-form-item prop="rePassword">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入再次密码"
                        v-model="registerData.rePassword"></el-input>
                </el-form-item>
                <!-- 注册按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" auto-insert-space @click="register">
                        注册
                    </el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = false; clearRegisterData()">
                        ← 返回
                    </el-link>
                </el-form-item>
            </el-form>
            <!-- 登录表单 -->
            <el-form ref="form" size="large" autocomplete="off" v-else :model="loginData" :rules="loginDataRules">
                <el-form-item>
                    <h1>登录</h1>
                </el-form-item>
                <el-form-item prop="username">
                    <el-input :prefix-icon="User" placeholder="请输入用户名" v-model="loginData.username"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input name="password" :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="loginData.password"></el-input>
                </el-form-item>
                <el-form-item prop="captcha">
                    <el-input name="captcha" :prefix-icon="Lock" type="captcha" placeholder="请输入验证码"
                        v-model="loginData.captcha"></el-input>
                        <img :src="captchaSrc" @click="generate" class="captcha-img" />
                </el-form-item>
                <el-form-item class="flex">
                    <div class="flex">
                        <el-checkbox>记住我</el-checkbox>
                        <el-link type="primary" :underline="false">忘记密码？</el-link>
                    </div>
                </el-form-item>
                <!-- 登录按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" auto-insert-space @click="login">登录</el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = true; clearLoginData()">
                        注册 →
                    </el-link>
                    
                    <el-link type="info" @click="PushStu">
                        选寝 →
                    </el-link>
                </el-form-item>
            </el-form>
        </el-col>

        
    </el-row>
</template>

<style lang="scss" scoped>
/* 样式 */
.login-page {
    height: 100vh;
    background-color: #fff;

    .bg {
        background:
            /* url('@/assets/logo2_2.png') no-repeat 60% center / 800px auto; */
            // url('@/assets/login_bg.jpg') no-repeat center / cover;
            url('@/assets/suguanyi.jpg') no-repeat center / cover;
        border-radius: 0 20px 20px 0;
    }

    .form {
        display: flex;
        flex-direction: column;
        justify-content: center;
        user-select: none;


        .title {
            margin: 0 auto;
        }

        .button {
            width: 100%;
        }

        .flex {
            width: 100%;
            display: flex;
            justify-content: space-between;
        }

        .captcha-img {
            cursor: pointer;
            margin-left: 10px; // 添加适当的间距
        }
    }
}
</style>